Pitt Fitness’s IT person backs up the database every day at the end of business hours. After completing their evening classes, customers register for classes for the upcoming week. Assume that a thunderstorm made Pitt Fitness lose power 12 hours starting at midnight. What state would the database be in when the power was restored?

a. All class registrations after business hours would be lost.

b. All class registrations after business hours would be recorded.

c. The database would be entirely corrupted.

d. The database would become fragmented.